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Finding the Fourth Proportional to 16,227.14, 22,393.44 and 8,775.14

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Solution

The fourth proportional to 16,227.14, 22,393.44 and 8,775.14 is: 12,109.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.14 : 22,393.44 = 8,775.14 : x
  2. Step 2: Convert to fraction form
    16,227.14/22,393.44 = 8,775.14/x
  3. Step 3: Cross multiply
    16,227.14x = 22,393.44 × 8,775.14
  4. Step 4: Simplify right side
    16,227.14x = 196,505,571.08
  5. Step 5: Solve for x
    x = 196,505,571.08/16,227.14
  6. Step 6: Final answer
    x = 12,109.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.